World's Best Roller Coasters

From the stomach churning Colossus to the gravity-defying Superman. Check out this list of the world's longest, highest and scariest roller coasters.

Globetrotting with the 'rents this summer? Check out this coaster action. From the stomach-churning Colussus and its ten loops to Australia's 375-foot Tower of Terror which is sure to make you crap your pants... Kidzworld looks at the world's best rollercoasters.

Superman The EscapeSuperman The Escape at the Six Flags Magic Mountain Park in California is the world's tallet coaster at 415 feet (125 meters.) After riding to the top, you're sent flying straight down while going 100 miles (160 km) per hour. The four and a half Gs running through your body will have you crying like a baby and screaming for your mommy.

Steel Dragon 2000With three gi-normous hills and two tunnels, the Steel Dragon 2000 in Nagashima, Japan will eat you up and spit you out. It's the world's longest rollercoaster with 8100 feet (2500 meters) of track and speeds of 95 miles (153 km) per hour.

Tower of TerrorBring along some toilet paper for this trip because you could be having a nasty accident in your pants after riding on Australia's most terrifying rollercoaster. The Tower of Terror at Dreamworld in Coomera, Australia drops you from 377 feet (115 meters) at more than 100 miles (160 km) per hour.

ColussusDon't eat a big lunch before riding on this coaster because chances are you'll be puking it up all over the guy in the car ahead of you. The Colussus at Thorpe Park in England sends riders upside down a record ten times. The design includes a 90 foot loop and back-to-back corkscrews.

DodonpaThe Dodonpa roller coaster in Fujikyu Highland Park in Japan is the world's fastest coaster thanks to a specially designed air launch system which has riders going from 0 to 107 miles(172 km) per hour in less than 2 seconds! Riders are sent up a massive hill and then whisked down at a 90 degree angle faster than you can say, "I'm gonna be sick."